3548545 has 32 divisors (see below), whose sum is σ = 5725440. Its totient is φ = 2039040.

The previous prime is 3548513. The next prime is 3548549. The reversal of 3548545 is 5458453.

It is not a de Polignac number, because 3548545 - 2⁵ = 3548513 is a prime.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

3548545 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3548545.

It is not an unprimeable number, because it can be changed into a prime (3548549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4651 + ... + 5359.

It is an arithmetic number, because the mean of its divisors is an integer number (178920).

Almost surely, 2^3548545 is an apocalyptic number.

3548545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3548545 is a deficient number, since it is larger than the sum of its proper divisors (2176895).

3548545 is a wasteful number, since it uses less digits than its factorization.

3548545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745.

The product of its digits is 48000, while the sum is 34.

The square root of 3548545 is about 1883.7582116609. The cubic root of 3548545 is about 152.5281861365.

The spelling of 3548545 in words is "three million, five hundred forty-eight thousand, five hundred forty-five".